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| 2013, Vol. 1(3): 75-79 DOI: | ||
| Research on the Heterogeneity and Influencing Factors of Total Factor Productivity in China’s Producer Service Sub-industry | ||
| WANG Mei-xia | ||
| College of Economics and Finance,Xi’an Jiaotong University,Xi’an 710061,China | ||
| Received 2012-07-14 Revised 2013-05-06 | ||
| Supporting info | ||
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